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1. 发明授权

US11361448B2 Image processing apparatus, method of controlling image processing apparatus, and storage medium 有权
公开(公告)号：US11361448B2
公开(公告)日：2022-06-14
申请号：US16554712
申请日：2019-08-29
申请人： CANON KABUSHIKI KAISHA
发明人： Kiwamu Kobayashi , Akihiro Matsushita
IPC分类号： G06T7/194 , G06T7/529 , G06T7/11 , G06T5/00
摘要： Provided is an image processing apparatus comprising: one or more memories that store a set of instructions; and one or more processors that execute the instructions to obtain a plurality of inputted images that are contiguously captured, perform determination of a first region based on the obtained inputted images, the first region being formed from pixels each having a change in pixel value below a predetermined threshold in a predetermined period, the determination being performed in each of a plurality of the continuous predetermined periods, determine a second region based on a plurality of the first regions determined in the plurality of the continuous predetermined periods, respectively, determine a third region by subjecting image data representing the determined second region to image processing, and update a background image based on the obtained inputted images and any of the determined third region.

2. 发明授权

US11190673B2 Control device, control method, and program 有权
公开(公告)号：US11190673B2
公开(公告)日：2021-11-30
申请号：US16303504
申请日：2017-05-22
申请人： CANON KABUSHIKI KAISHA
发明人： Katsumasa Tanaka , Masahiro Handa , Michio Aizawa , Shogo Mizuno , Akihiro Matsushita , Keisuke Morisawa , Tomohiro Yano , Mai Komiyama , Kenichi Fujii , Atsushi Date
IPC分类号： H04N5/232 , H04N13/243
摘要： A control device for a system generates a virtual viewpoint image based on image data obtained by performing imaging from a plurality of directions using a plurality of cameras. The control device includes an obtaining unit configured to obtain game information specifying a type of game which is a target of imaging performed by the plurality of cameras, a storage unit configured to store information for associating the game information obtained by the obtaining unit with setting information of the system, and a setting unit configured to perform a setting process of the system based on the game information obtained by the obtaining unit and the information stored in the storage unit.

3. 发明授权

US11012674B2 Information processing apparatus, image generation method, control method, and program 有权
公开(公告)号：US11012674B2
公开(公告)日：2021-05-18
申请号：US16303461
申请日：2017-05-22
申请人： CANON KABUSHIKI KAISHA
发明人： Keisuke Morisawa , Masahiro Handa , Michio Aizawa , Shogo Mizuno , Katsumasa Tanaka , Akihiro Matsushita , Tomohiro Yano , Mai Komiyama , Kenichi Fujii , Atsushi Date
IPC分类号： G06T15/20 , H04N13/111 , H04N5/232 , H04N13/239 , H04N13/243 , H04N21/218
摘要： An information processing apparatus for a system generates a virtual viewpoint image based on image data obtained by performing imaging from a plurality of directions using a plurality of cameras. The information processing apparatus includes a determination unit configured to determine a generation method for generating a virtual viewpoint image using the image data from among a plurality of generation methods depending on a situation of imaging using the plurality of cameras, and an output unit configured to output data in accordance with a result of the determination performed by the determination unit.

4. 发明申请

US20160231867A1 COORDINATE INPUT APPARATUS, CONTROL METHOD THEREOF, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM 有权
标题翻译：协调输入设备，其控制方法和非终端计算机可读存储介质
公开(公告)号：US20160231867A1
公开(公告)日：2016-08-11
申请号：US15012952
申请日：2016-02-02
申请人： CANON KABUSHIKI KAISHA
发明人： Akihiro Matsushita
IPC分类号： G06F3/042 , G06F3/041
CPC分类号： G06F3/0428 , G06F3/0416
摘要： A coordinate input apparatus detects a specified position in a coordinate-input effective area using a light projector that projects light onto a coordinate input surface and a plurality of light receptors that receive the light projected by the light projector. The coordinate input apparatus sets a first coordinate system based on a positional relationship between two light receptors constituting a first combination of the plurality of light receptors and a second coordinate system based on a positional relationship between two light receptors constituting a second combination that is different from the first combination, and converts a coordinate value of the specified position detected using the second coordinate system into a coordinate value in the first coordinate system.
摘要翻译：坐标输入装置使用将光投射到坐标输入面上的投影仪和接收由投影仪投射的光的多个光接收器来检测坐标输入有效区域中的指定位置。坐标输入装置基于构成多个光接收体的第一组合的两个光接收器与第二坐标系之间的位置关系来设置第一坐标系，基于构成不同于第二组合的第二组合的两个光接收器之间的位置关系第一组合，并且将使用第二坐标系检测到的指定位置的坐标值转换为第一坐标系中的坐标值。

5. 发明申请

US20130234955A1 COORDINATE INPUT APPARATUS 有权
标题翻译：协调输入装置
公开(公告)号：US20130234955A1
公开(公告)日：2013-09-12
申请号：US13775626
申请日：2013-02-25
申请人： CANON KABUSHIKI KAISHA
发明人： Hirokuni Takano , Yuichiro Yoshimura , Katsuyuki Kobayashi , Ritsuo Machii , Takuto Kawahara , Takayuki Hashimoto , Naoki Umemura , Hajime Sato , Takayuki Komine , Akihiro Matsushita
IPC分类号： G06F3/042
CPC分类号： G06F3/0421 , G06F3/0418 , G06F3/0428
摘要： A coordinate input apparatus includes a light projecting unit configured to project light parallelly to an effective coordinate input region, a reflection unit configured to retroreflect the light projected by the light projecting unit, and a light receiving unit configured to receive light from the light projecting unit or the reflection unit. The coordinate input apparatus includes a moving unit configured to move a set of the light projecting unit, light receiving unit, and reflection unit in a direction perpendicular to the effective coordinate input region in order to ensure a light amount with which a pointed position in the effective coordinate input region can be calculated based on variations of a light amount distribution obtained from the light receiving unit.
摘要翻译：一种坐标输入装置，包括配置成与有效坐标输入区域平行地突出的光的投光单元，被配置为回射由所述投光单元投影的光的反射单元，以及受光单元，被配置为从所述投光单元接收光或反射单元。坐标输入装置包括：移动单元，被配置为沿着与有效坐标输入区域垂直的方向移动一组光投射单元，光接收单元和反射单元，以确保在该有效坐标输入区域中的指示位置的光量可以基于从光接收单元获得的光量分布的变化来计算有效坐标输入区域。

6. 发明申请

US20200167933A1 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND A NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUM 审中-公开
公开(公告)号：US20200167933A1
公开(公告)日：2020-05-28
申请号：US16668387
申请日：2019-10-30
申请人： CANON KABUSHIKI KAISHA
发明人： Akihiro Matsushita , Kiwamu Kobayashi
IPC分类号： G06T7/194 , G06T7/136 , H04N13/111 , H04N5/247
摘要： An image processing apparatus generates an image indicating a foreground area of a captured image, based on (i) a threshold value corresponding to both luminance difference between the captured image and a background image and luminance of one of the captured image and the background image, (ii) obtained luminance of one of the captured image and the background image, and (iii) obtained luminance difference between the captured image and the background image.

7. 发明申请

US20200090342A1 IMAGE PROCESSING APPARATUS, METHOD OF CONTROLLING IMAGE PROCESSING APPARATUS, AND STORAGE MEDIUM 审中-公开
公开(公告)号：US20200090342A1
公开(公告)日：2020-03-19
申请号：US16554712
申请日：2019-08-29
申请人： CANON KABUSHIKI KAISHA
发明人： Kiwamu Kobayashi , Akihiro Matsushita
IPC分类号： G06T7/194 , G06T5/00 , G06T7/11 , G06T7/529
摘要： Provided is an image processing apparatus comprising: one or more memories that store a set of instructions; and one or more processors that execute the instructions to obtain a plurality of inputted images that are contiguously captured, perform determination of a first region based on the obtained inputted images, the first region being formed from pixels each having a change in pixel value below a predetermined threshold in a predetermined period, the determination being performed in each of a plurality of the continuous predetermined periods, determine a second region based on a plurality of the first regions determined in the plurality of the continuous predetermined periods, respectively, determine a third region by subjecting image data representing the determined second region to image processing, and update a background image based on the obtained inputted images and any of the determined third region.

8. 发明申请

US20170293413A1 VIRTUAL VIEWPOINT IMAGE GENERATION SYSTEM, VIRTUAL VIEWPOINT IMAGE GENERATION APPARATUS, AND METHOD OF CONTROLLING SAME 审中-公开
公开(公告)号：US20170293413A1
公开(公告)日：2017-10-12
申请号：US15477425
申请日：2017-04-03
申请人： CANON KABUSHIKI KAISHA
发明人： Akihiro Matsushita , Kiwamu Kobayashi
IPC分类号： G06F3/0481 , H04N7/18 , H04N13/02 , G11B27/031 , H04N5/247 , G06T3/40 , G11B31/00 , G06T7/00 , G06T19/00
摘要： A virtual viewpoint image generation system generates a virtual viewpoint image based on a plurality of captured images obtained by capturing an image capturing target region from a plurality of different directions, and position information relating to a virtual viewpoint position. The system comprises: a plurality of image capturing apparatuses; a daisy-chain-type topology network; an obtainment unit configured to obtain the position information relating to the virtual viewpoint position; and a generation unit configured to generate the virtual viewpoint image based on the position information and the data based on each captured image of the plurality of image capturing apparatuses obtained via the daisy-chain-type topology network.

9. 发明申请

US20130257814A1 COORDINATE INPUT APPARATUS 有权
标题翻译：协调输入装置
公开(公告)号：US20130257814A1
公开(公告)日：2013-10-03
申请号：US13828270
申请日：2013-03-14
申请人： CANON KABUSHIKI KAISHA
发明人： Katsuyuki Kobayashi , Hirokuni Takano , Yuichiro Yoshimura , Hajime Sato , Ritsuo Machii , Takuto Kawahara , Takayuki Hashimoto , Takayuki Komine , Akihiro Matsushita , Naoki Umemura
IPC分类号： G06F3/042
CPC分类号： G06F3/0421 , G06F3/0428
摘要： A coordinate input apparatus includes a first housing and a second housing each of which incorporate at least two sensor units each including one of the light projecting unit and one of the light receiving unit. A pointed position to an effective coordinate input region is calculated based on variations of a light amount distribution obtained from the light receiving units of each of the first and second housings. In each of the first and second housings, the field range of a light receiving unit is almost parallel to the effective coordinate input region, the optical axis direction of the light receiving unit is a direction perpendicular to a line segment connecting the barycenters of at least two sensor units in a single housing, and the field range is set to be asymmetric to the optical axis direction.
摘要翻译：坐标输入装置包括第一壳体和第二壳体，每个壳体包括至少两个传感器单元，每个传感器单元包括光投射单元和光接收单元之一。基于从第一和第二壳体中的每一个的光接收单元获得的光量分布的变化来计算到有效坐标输入区域的指向位置。在第一和第二壳体的每一个中，光接收单元的场范围几乎平行于有效坐标输入区域，光接收单元的光轴方向是垂直于至少连接至少一个重心的线段的方向两个传感器单元在单个壳体中，并且场范围被设置为与光轴方向不对称。

10. 发明授权

US11172187B2 Information processing apparatus, image generation method, control method, and storage medium 有权
公开(公告)号：US11172187B2
公开(公告)日：2021-11-09
申请号：US16303617
申请日：2017-05-22
申请人： CANON KABUSHIKI KAISHA
发明人： Tomohiro Yano , Masahiro Handa , Michio Aizawa , Shogo Mizuno , Katsumasa Tanaka , Akihiro Matsushita , Keisuke Morisawa , Mai Komiyama , Kenichi Fujii , Atsushi Date
IPC分类号： G06T15/00 , H04N13/282 , G06T7/194 , H04N13/279 , H04N13/271 , H04N13/293 , H04N13/243
摘要： An information processing apparatus for a system generates a virtual viewpoint image based on image data obtained by performing imaging from a plurality of directions using a plurality of cameras. The information processing apparatus includes an obtaining unit configured to obtain a foreground image based on an object region including a predetermined object in a captured image for generating a virtual viewpoint image and a background image based on a region different from the object region in the captured image, wherein the obtained foreground image and the obtained background image having different frame rates, and an output unit configured to output the foreground image and the background image which are obtained by the obtaining unit and which are associated with each other.

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